ARM: bcm: tidy up a few includes

Clean up a few header file includes, eliminating a few that are not
really needed and putting in their place some that are.

Signed-off-by: Alex Elder <elder@linaro.org>
Reviewed-by: Matt Porter <mporter@linaro.org>
Signed-off-by: Matt Porter <mporter@linaro.org>

arch/arm/mach-bcm/board_bcm21664.c

@@ -11,13 +11,12 @@
  * GNU General Public License for more details.
  */
 
-#include <linux/clocksource.h>
 #include <linux/of_address.h>
 #include <linux/of_platform.h>
+#include <linux/io.h>
 
 #include <asm/mach/arch.h>
 
-#include "bcm_kona_smc.h"
 #include "kona.h"
 
 #define RSTMGR_DT_STRING		"brcm,bcm21664-resetmgr"

arch/arm/mach-bcm/kona.c

@@ -11,11 +11,12 @@
  * GNU General Public License for more details.
  */
 
-#include <linux/of_platform.h>
+
+#include <linux/init.h>
+#include <linux/printk.h>
 #include <asm/hardware/cache-l2x0.h>
 
 #include "bcm_kona_smc.h"
-#include "kona.h"
 
 void __init kona_l2_cache_init(void)
 {

arch/arm/mach-bcm/kona.h

@@ -12,8 +12,7 @@
  */
 
 #ifdef CONFIG_ARCH_BCM_MOBILE_L2_CACHE
-
+void	kona_l2_cache_init(void);
-void __init kona_l2_cache_init(void);
 #else
 #define kona_l2_cache_init() ((void)0)
 #endif